When to plant in Olivehurst, CA
USDA Zone 9bOlivehurst, California frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
Olivehurst enjoys a long ~292-day frost-free season — you can succession-sow, fit in a second crop, and grow long-season heat-lovers with room to spare. In zone 9b, frost is a minor factor for Olivehurst — most perennials thrive, and annual vegetables can go out early and stay late.
The average last spring frost in Olivehurst is now 8 days earlier than in the 1981–2010 normals. See how frost dates are shifting nationwide →
Frost probability
MARYSVILLE YUBA CO AP · 1991–2020The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Olivehurst’s own odds, recorded at MARYSVILLE YUBA CO AP.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 16 | Mar 21 | Feb 20 | Oct 30 | Nov 14 | Dec 1 |
| 32°F | Mar 12 | Feb 11 | Jan 6 | Nov 12 | Nov 30 | Dec 21 |
| 28°F | Feb 10 | Jan 12 | Dec 14 | Nov 24 | Dec 13 | Jan 11 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Full-year planting calendar
Each bar is the exact window to take a planting action in Olivehurst, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 42 km · complete 32°F normalsWhen stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.
Olivehurst planting FAQ
When is the last spring frost in Olivehurst, CA?
Plan for the last spring frost in Olivehurst around February 11 (the date it has a 50% chance of a 32°F freeze). Anything frost-sensitive should go out after it.
When is the first fall frost in Olivehurst, CA?
The first fall frost in Olivehurst typically arrives around November 30 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Olivehurst in?
Olivehurst is in USDA hardiness zone 9b. In zone 9b, winters are mild — many tender perennials overwinter here.
How long is the growing season in Olivehurst?
Olivehurst has about 292 frost-free days — a long growing season — between the average last spring frost (February 11) and first fall frost (November 30).
When should I plant tomatoes in Olivehurst?
For Olivehurst, sow tomatoes indoors about December 17–December 31 and move the seedlings out around February 18, after the last spring frost.
Never miss a window in Olivehurst
An email when it’s time to start seeds, transplant, and sow — timed to Olivehurst’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Linda · 5 km
- Marysville · 8 km
- Yuba City · 9 km
- Lincoln · 32 km
- Roseville · 40 km
- Rocklin · 40 km
- Antelope · 44 km
- North Auburn · 44 km
Frost dates recorded at MARYSVILLE YUBA CO AP, 3 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in Olivehurst, CA — Frost Dates & Zone 9b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00093205. Retrieved from https://blissgarden.com/california/olivehurst.